UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KI4g1yqtf6xk+G/LoCiTjRUK1BW34FGlV5cfzC1NXOg=' 
WHERE 
  key_id = '6cfe5858eb4122ac49b6c9605167501b563b4a3e89349d424e91824410e8bd18' 
  AND (
    token = 'KI4g1yqtf6xk+G/LoCiTjRUK1BW34FGlV5cfzC1NXOg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )